Home / 527,172.46-727,498.98-294,599.39

Finding the Fourth Proportional to 527,172.46, 727,498.98 and 294,599.39

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Solution

The fourth proportional to 527,172.46, 727,498.98 and 294,599.39 is: 406,547.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,172.46 : 727,498.98 = 294,599.39 : x
  2. Step 2: Convert to fraction form
    527,172.46/727,498.98 = 294,599.39/x
  3. Step 3: Cross multiply
    527,172.46x = 727,498.98 × 294,599.39
  4. Step 4: Simplify right side
    527,172.46x = 214,320,756,815.87
  5. Step 5: Solve for x
    x = 214,320,756,815.87/527,172.46
  6. Step 6: Final answer
    x = 406,547.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.